What is an example of change on earth that people can see happening

Classify the descriptions and examples as endocrine or neural control

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?